TS - 300 sound barrier shield to disperse device integrates directional high-energy sound waves in traditional protective shield generator, on the premise of not contact, not destruction, to disperse the crowd. Can be in effective crowd attack protection, and can release the strong noise actively, make it difficult to stay ahead of the shield in the absence of protective measures to protect, when facing the crowd illegal gatherings or riots events such as, the product will provide law enforcement with an invisible wall of high-energy sound protection, at the same time more effectively control, disperse the crowd illegally. TS - 300 can provide unparalleled protection and voice deterrence and authoritative command, crowds and chaos control environment to enhance voice and ideal products to improve the efficiency. TS - 300 with a window, convenient operating personnel can be quickly deployed in one hand, using less than 2 kHz nonlethal voice, to draw from the stated goal of immediate concern, relevant personnel control the scene very quickly.